Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Idaho

Average Temperature Rankings, September 1917

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1917 1-Month	57.0°F (13.9°C)	54.7°F (12.6°C)	2.3°F (1.3°C)	101st Coolest	Coolest since: 1916	1912, 1965
	57.0°F (13.9°C)	54.7°F (12.6°C)	2.3°F (1.3°C)	28th Warmest	Warmest to Date	1990
	Ties: 1918, 1949, 1991
Aug–Sep 1917 2-Month	60.0°F (15.6°C)	59.1°F (15.1°C)	0.9°F (0.5°C)	81st Coolest	Coolest since: 1916	1912
	60.0°F (15.6°C)	59.1°F (15.1°C)	0.9°F (0.5°C)	48th Warmest	Warmest since: 1905	2022
	Ties: 1931, 1942
Jul–Sep 1917 3-Month	62.4°F (16.9°C)	61.1°F (16.2°C)	1.3°F (0.7°C)	100th Coolest	Coolest since: 1916	1912
	62.4°F (16.9°C)	61.1°F (16.2°C)	1.3°F (0.7°C)	29th Warmest	Warmest since: 1906	2022
	Ties: 1898, 1906, 1919, 1930, 1939, 1953, 1960, 1963, 1981
Jun–Sep 1917 4-Month	60.2°F (15.7°C)	60.0°F (15.6°C)	0.2°F (0.1°C)	69th Coolest	Coolest since: 1916	1993
	60.2°F (15.7°C)	60.0°F (15.6°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1898	2021
	Ties: 1923, 1925, 1946, 1953, 1957, 1973
May–Sep 1917 5-Month	57.4°F (14.1°C)	57.8°F (14.3°C)	-0.4°F (-0.2°C)	40th Coolest	Coolest since: 1916	1912
	57.4°F (14.1°C)	57.8°F (14.3°C)	-0.4°F (-0.2°C)	89th Warmest	Warmest since: 1914	2021
	Ties: 1896, 1929
Apr–Sep 1917 6-Month	53.8°F (12.1°C)	55.0°F (12.8°C)	-1.2°F (-0.7°C)	17th Coolest	Coolest since: 1916	1912
	53.8°F (12.1°C)	55.0°F (12.8°C)	-1.2°F (-0.7°C)	112th Warmest	Warmest since: 1915	2021
	Ties: 1920, 1978, 2010
Mar–Sep 1917 7-Month	49.3°F (9.6°C)	51.8°F (11.0°C)	-2.5°F (-1.4°C)	2nd Coolest	Coolest since: 1912	1912
	49.3°F (9.6°C)	51.8°F (11.0°C)	-2.5°F (-1.4°C)	127th Warmest	Warmest since: 1916	1934, 2015
	Ties: 1964
Feb–Sep 1917 8-Month	46.0°F (7.8°C)	48.7°F (9.3°C)	-2.7°F (-1.5°C)	2nd Coolest	Coolest since: 1917	1964
	46.0°F (7.8°C)	48.7°F (9.3°C)	-2.7°F (-1.5°C)	127th Warmest	Warmest since: 1916	1934, 2015
	Ties: 1955
Jan–Sep 1917 9-Month	42.6°F (5.9°C)	45.8°F (7.7°C)	-3.2°F (-1.8°C)	1st Coolest	Coolest since: 1917	1917
Jan–Sep 1917 9-Month	42.6°F (5.9°C)	45.8°F (7.7°C)	-3.2°F (-1.8°C)	128th Warmest	Warmest since: 1916	1934
Dec 1916–Sep 1917 10-Month	40.2°F (4.6°C)	43.6°F (6.4°C)	-3.4°F (-1.8°C)	1st Coolest	Coolest since: 1917	1917
Dec 1916–Sep 1917 10-Month	40.2°F (4.6°C)	43.6°F (6.4°C)	-3.4°F (-1.8°C)	127th Warmest	Warmest since: 1916	1934
Nov 1916–Sep 1917 11-Month	38.9°F (3.8°C)	42.4°F (5.8°C)	-3.5°F (-2.0°C)	1st Coolest	Coolest since: 1917	1917
Nov 1916–Sep 1917 11-Month	38.9°F (3.8°C)	42.4°F (5.8°C)	-3.5°F (-2.0°C)	127th Warmest	Warmest since: 1916	1934
Oct 1916–Sep 1917 12-Month	39.0°F (3.9°C)	42.5°F (5.8°C)	-3.5°F (-1.9°C)	1st Coolest	Coolest since: 1917	1917
Oct 1916–Sep 1917 12-Month	39.0°F (3.9°C)	42.5°F (5.8°C)	-3.5°F (-1.9°C)	127th Warmest	Warmest since: 1916	1934
Apr 1916–Sep 1917 18-Month	43.8°F (6.6°C)	46.7°F (8.2°C)	-2.9°F (-1.6°C)	1st Coolest	Coolest since: 1917	1917
Apr 1916–Sep 1917 18-Month	43.8°F (6.6°C)	46.7°F (8.2°C)	-2.9°F (-1.6°C)	127th Warmest	Warmest since: 1916	2015
Oct 1915–Sep 1917 24-Month	40.2°F (4.6°C)	42.6°F (5.9°C)	-2.4°F (-1.3°C)	1st Coolest	Coolest since: 1917	1917
Oct 1915–Sep 1917 24-Month	40.2°F (4.6°C)	42.6°F (5.9°C)	-2.4°F (-1.3°C)	126th Warmest	Warmest since: 1916	2016
Oct 1914–Sep 1917 36-Month	41.1°F (5.1°C)	42.6°F (5.9°C)	-1.5°F (-0.8°C)	1st Coolest	Coolest since: 1917	1917
Oct 1914–Sep 1917 36-Month	41.1°F (5.1°C)	42.6°F (5.9°C)	-1.5°F (-0.8°C)	125th Warmest	Warmest since: 1916	2017
Oct 1913–Sep 1917 48-Month	41.5°F (5.3°C)	42.6°F (5.9°C)	-1.1°F (-0.6°C)	1st Coolest	Coolest since: 1913	1913, 1917, 1932
	41.5°F (5.3°C)	42.6°F (5.9°C)	-1.1°F (-0.6°C)	124th Warmest	Warmest since: 1916	2018
	Ties: 1913, 1932
Oct 1912–Sep 1917 60-Month	41.4°F (5.2°C)	42.5°F (5.8°C)	-1.1°F (-0.6°C)	1st Coolest	Coolest since: 1917	1917, 1933
	41.4°F (5.2°C)	42.5°F (5.8°C)	-1.1°F (-0.6°C)	123rd Warmest	Warmest since: 1916	2016, 2017, 2018
	Ties: 1933

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings